Home / 23,382.90-32,268.54-12,772.80

Finding the Fourth Proportional to 23,382.90, 32,268.54 and 12,772.80

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Solution

The fourth proportional to 23,382.90, 32,268.54 and 12,772.80 is: 17,626.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,382.90 : 32,268.54 = 12,772.80 : x
  2. Step 2: Convert to fraction form
    23,382.90/32,268.54 = 12,772.80/x
  3. Step 3: Cross multiply
    23,382.90x = 32,268.54 × 12,772.80
  4. Step 4: Simplify right side
    23,382.90x = 412,159,607.71
  5. Step 5: Solve for x
    x = 412,159,607.71/23,382.90
  6. Step 6: Final answer
    x = 17,626.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.